Home / 3,240.47-4,859.50-2,548.49

Finding the Fourth Proportional to 3,240.47, 4,859.50 and 2,548.49

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Solution

The fourth proportional to 3,240.47, 4,859.50 and 2,548.49 is: 3,821.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.47 : 4,859.50 = 2,548.49 : x
  2. Step 2: Convert to fraction form
    3,240.47/4,859.50 = 2,548.49/x
  3. Step 3: Cross multiply
    3,240.47x = 4,859.50 × 2,548.49
  4. Step 4: Simplify right side
    3,240.47x = 12,384,350.12
  5. Step 5: Solve for x
    x = 12,384,350.12/3,240.47
  6. Step 6: Final answer
    x = 3,821.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.